(At 2023-02-06 11:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western46.317.64.3--2
Southern44.218.55.8470.232.619.83
Eastern40300.423.3172
Kwun Tong33.818.84.22116.32
Sham Shui Po-----2
Kwai Chung53.112.3614.210.22
Tsuen Wan48.215.210.8632.431.322.13
Tseung Kwan O16.535.70.8307.317.9-2
Yuen Long34.221.44.2754.423.218.82
Tuen Mun50.88.33.9579.534.1172
Tung Chung48.710.915.6437.428.520.32
Tai Po26.226.31.29.96.62
Sha Tin3019.9413.610.12
North36.414.82.8838.99.6-2
Tap Mun16.124.74.2481.621.515.72

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay5710.16.4804.831.420.43
Central558.52.4784.9--3*
Mong Kok65.9-4.5789.92517.23


Remarks:

(1) Time shown is in Hong Kong time.

(2) NO2 - nitrogen dioxide, O3 - ozone,
     SO2 - sulphur dioxide, CO - carbon monoxide,
     PM10 - respirable suspended particulates,
     PM2.5 - fine suspended particulates

(3) Concentration shown is in µg/m3.

(4) The Pollutant concentration and AQHI information are based on real time data taken directly from EPD's Air Quality Monitoring Network.

(5) In case of equipment or station suspension due to repair and maintenance, the data collection for calculation of AQHI at station will be affected, the data of similar stations will then be adopted. Such AQHI will be shown with an asterisk.


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Last revision date: 11:07 06-02-2023